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3. For 1 month, 500 elementary students kept a daily record
of the no. of hours of watching television. The average no.
of hours per week spent watching television was 28hours.
Researchers conducting the study also obtained report cards
for each of the students. It was found that the students,
who did well in school spent less time watching television
and those who spent more time, did poorly. Listed below
several possible statements concerning the research. Place
a check on the statement that is definitely not true.
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Answer / piyush
Ans.- (a) The students who watch television more performed
poorly.
(b) If the students will not watch television
their performance will improve.
| Is This Answer Correct ? | 2 Yes | 3 No |
In the following questions mark: 1, if the question can be answered with the help of statement I alone. 2, if the question can be answered with the help of statement II alone. 3, if the question can be answered with the help of both I and II. 4, if the question cannot be answered at all. Ram and Shyam are having a competition on eating bananas. If both start eating simultaneously, who will first finish eating 12 bananas? Statement I: Ram eats 12 bananas in 7.5 minutes. Statement II: Shyam takes a break of 12 seconds after eating every two bananas. Choice a. 1 b. 2 c. 3 d. 4 a and b are integers. What is the value of b? Statement I: a = b2 Statement II: ab = 27 Choice a. 1 b. 2 c. 3 d. 4 Is X = 3? Statement I: X is the solution of X2 – 3X = 0. Statement II: X is the solution of X2 – 2X = 3. Choice a. 1 b. 2 c. 3 d. 4 What is the total profit on the sale of seven dozen oranges? Statement I: The oranges were bought at Rs.15 per dozen and sold at Rs.6 for four pieces. Statement II: The mark-up on oranges is 20%. Choice a. 1 b. 2 c. 3 d. 4 What is the distance between Mumbai and Bangalore? Statement I: Mumbai is 500 kilometers from Goa. Statement II: Goa is 1000 kilometers from Bangalore. Choice a. 1 b. 2 c. 3 d. 4
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